diff --git a/test/freeflow/navierstokes/donea/CMakeLists.txt b/test/freeflow/navierstokes/donea/CMakeLists.txt
index 394df47f735e2213b71c7304b38e532767bab4ee..71bdac37d33b9b31e9258210d4af12f93097d58a 100644
--- a/test/freeflow/navierstokes/donea/CMakeLists.txt
+++ b/test/freeflow/navierstokes/donea/CMakeLists.txt
@@ -1,3 +1,6 @@
+add_input_file_links()
+dune_symlink_to_source_files(FILES grids)
+
dumux_add_test(NAME test_ff_stokes_donea_momentum
LABELS freeflow navierstokes
SOURCES main_momentum.cc
@@ -30,6 +33,31 @@ dumux_add_test(NAME test_ff_stokes_donea_nocaching
--command "${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea_nocaching params.input
-Problem.Name test_ff_stokes_donea_nocaching -Problem.UseNeumann false")
+dumux_add_test(NAME test_ff_stokes_donea_donut_nocaching
+ LABELS freeflow navierstokes
+ TARGET test_ff_stokes_donea_nocaching
+ CMAKE_GUARD "( dune-alugrid_FOUND AND HAVE_UMFPACK )"
+ COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
+ CMD_ARGS --script fuzzy
+ --files ${CMAKE_SOURCE_DIR}/test/references/test_ff_stokes_donea_donut-reference.vtu
+ ${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea_donut_nocaching-00001.vtu
+ --command "${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea_nocaching params.input
+ -Grid.File grids/donut.dgf
+ -Problem.Name test_ff_stokes_donea_donut_nocaching -Problem.UseNeumann false")
+
+dumux_add_test(NAME test_ff_stokes_donea_donut_twisted_nocaching
+ LABELS freeflow navierstokes
+ TARGET test_ff_stokes_donea_nocaching
+ CMAKE_GUARD "( dune-alugrid_FOUND AND HAVE_UMFPACK )"
+ COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
+ CMD_ARGS --script fuzzy
+ --files ${CMAKE_SOURCE_DIR}/test/references/test_ff_stokes_donea_donut-reference.vtu
+ ${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea_donut_twisted_nocaching-00001.vtu
+ --command "${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea_nocaching params.input
+ -Grid.File grids/donut_twisted.dgf
+ -Problem.Name test_ff_stokes_donea_donut_twisted_nocaching -Problem.UseNeumann false"
+ --zeroThreshold {"connectivity":1e6})
+
dumux_add_test(NAME test_ff_stokes_donea
LABELS freeflow navierstokes
SOURCES main.cc
@@ -42,4 +70,27 @@ dumux_add_test(NAME test_ff_stokes_donea
--command "${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea params.input
-Problem.Name test_ff_stokes_donea -Problem.UseNeumann false")
-dune_symlink_to_source_files(FILES "params.input")
+dumux_add_test(NAME test_ff_stokes_donea_donut
+ LABELS freeflow navierstokes
+ TARGET test_ff_stokes_donea
+ CMAKE_GUARD "( dune-alugrid_FOUND AND HAVE_UMFPACK )"
+ COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
+ CMD_ARGS --script fuzzy
+ --files ${CMAKE_SOURCE_DIR}/test/references/test_ff_stokes_donea_donut-reference.vtu
+ ${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea_donut-00001.vtu
+ --command "${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea params.input
+ -Grid.File grids/donut.dgf
+ -Problem.Name test_ff_stokes_donea_donut -Problem.UseNeumann false")
+
+dumux_add_test(NAME test_ff_stokes_donea_donut_twisted
+ LABELS freeflow navierstokes
+ TARGET test_ff_stokes_donea
+ CMAKE_GUARD "( dune-alugrid_FOUND AND HAVE_UMFPACK )"
+ COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
+ CMD_ARGS --script fuzzy
+ --files ${CMAKE_SOURCE_DIR}/test/references/test_ff_stokes_donea_donut-reference.vtu
+ ${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea_donut_twisted-00001.vtu
+ --command "${CMAKE_CURRENT_BINARY_DIR}/test_ff_stokes_donea params.input
+ -Grid.File grids/donut_twisted.dgf
+ -Problem.Name test_ff_stokes_donea_donut_twisted -Problem.UseNeumann false"
+ --zeroThreshold {"connectivity":1e6})
diff --git a/test/freeflow/navierstokes/donea/grids/donut.dgf b/test/freeflow/navierstokes/donea/grids/donut.dgf
new file mode 100644
index 0000000000000000000000000000000000000000..716399c2c98929b3b4f93ab7126db31777ad47c1
--- /dev/null
+++ b/test/freeflow/navierstokes/donea/grids/donut.dgf
@@ -0,0 +1,205 @@
+DGF
+% Elements = 84 | Vertices = 108
+
+VERTEX
+1.0000000000000001e-01 1.0000000000000001e-01
+2.0000000000000001e-01 1.0000000000000001e-01
+1.0000000000000001e-01 2.0000000000000001e-01
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+3.0000000000000004e-01 8.0000000000000004e-01
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+3.0000000000000004e-01 9.0000000000000002e-01
+4.0000000000000002e-01 9.0000000000000002e-01
+5.0000000000000000e-01 8.0000000000000004e-01
+5.0000000000000000e-01 9.0000000000000002e-01
+2.0000000000000001e-01 1.0000000000000000e+00
+3.0000000000000004e-01 1.0000000000000000e+00
+4.0000000000000002e-01 1.0000000000000000e+00
+5.0000000000000000e-01 1.0000000000000000e+00
+6.0000000000000009e-01 6.0000000000000009e-01
+7.0000000000000007e-01 6.0000000000000009e-01
+6.0000000000000009e-01 7.0000000000000007e-01
+7.0000000000000007e-01 7.0000000000000007e-01
+8.0000000000000004e-01 6.0000000000000009e-01
+9.0000000000000002e-01 6.0000000000000009e-01
+1.0000000000000000e+00 6.0000000000000009e-01
+8.0000000000000004e-01 7.0000000000000007e-01
+9.0000000000000002e-01 7.0000000000000007e-01
+1.0000000000000000e+00 7.0000000000000007e-01
+6.0000000000000009e-01 8.0000000000000004e-01
+6.0000000000000009e-01 9.0000000000000002e-01
+7.0000000000000007e-01 8.0000000000000004e-01
+7.0000000000000007e-01 9.0000000000000002e-01
+6.0000000000000009e-01 1.0000000000000000e+00
+7.0000000000000007e-01 1.0000000000000000e+00
+8.0000000000000004e-01 8.0000000000000004e-01
+9.0000000000000002e-01 8.0000000000000004e-01
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+9.0000000000000002e-01 9.0000000000000002e-01
+1.0000000000000000e+00 8.0000000000000004e-01
+8.0000000000000004e-01 1.0000000000000000e+00
+#
+
+CUBE
+0 1 2 3
+4 5 1 6
+5 7 6 8
+7 9 8 10
+1 6 3 11
+6 8 11 12
+8 10 12 13
+14 2 15 16
+15 16 17 18
+2 3 16 19
+16 19 18 20
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+3 11 19 24
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+70 88 80 96
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+88 89 96 98
+96 98 97 99
+81 97 85 100
+97 99 100 101
+89 93 98 102
+93 94 102 103
+98 102 99 104
+102 103 104 105
+94 95 103 106
+99 104 101 107
+#
+BOUNDARYDOMAIN
+default 1
+#
+
+#
diff --git a/test/freeflow/navierstokes/donea/grids/donut_twisted.dgf b/test/freeflow/navierstokes/donea/grids/donut_twisted.dgf
new file mode 100644
index 0000000000000000000000000000000000000000..2fa3f76c3db837284b704f6d9764b8395125cb3a
--- /dev/null
+++ b/test/freeflow/navierstokes/donea/grids/donut_twisted.dgf
@@ -0,0 +1,205 @@
+DGF
+% Elements = 84 | Vertices = 108
+
+VERTEX
+1.0000000000000001e-01 1.0000000000000001e-01
+2.0000000000000001e-01 1.0000000000000001e-01
+1.0000000000000001e-01 2.0000000000000001e-01
+2.0000000000000001e-01 2.0000000000000001e-01
+2.0000000000000001e-01 0.0000000000000000e+00
+3.0000000000000004e-01 0.0000000000000000e+00
+3.0000000000000004e-01 1.0000000000000001e-01
+4.0000000000000002e-01 0.0000000000000000e+00
+4.0000000000000002e-01 1.0000000000000001e-01
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+3.0000000000000004e-01 2.0000000000000001e-01
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+3.0000000000000004e-01 8.0000000000000004e-01
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+8.0000000000000004e-01 6.0000000000000009e-01
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+1.0000000000000000e+00 6.0000000000000009e-01
+8.0000000000000004e-01 7.0000000000000007e-01
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+1.0000000000000000e+00 7.0000000000000007e-01
+6.0000000000000009e-01 8.0000000000000004e-01
+6.0000000000000009e-01 9.0000000000000002e-01
+7.0000000000000007e-01 8.0000000000000004e-01
+7.0000000000000007e-01 9.0000000000000002e-01
+6.0000000000000009e-01 1.0000000000000000e+00
+7.0000000000000007e-01 1.0000000000000000e+00
+8.0000000000000004e-01 8.0000000000000004e-01
+9.0000000000000002e-01 8.0000000000000004e-01
+8.0000000000000004e-01 9.0000000000000002e-01
+9.0000000000000002e-01 9.0000000000000002e-01
+1.0000000000000000e+00 8.0000000000000004e-01
+8.0000000000000004e-01 1.0000000000000000e+00
+#
+
+CUBE
+0 1 2 3
+4 5 1 6
+5 7 6 8
+7 9 8 10
+1 6 3 11
+11 12 6 8 % this element is twisted: original order is 6 8 11 12
+8 10 12 13
+14 2 15 16
+15 16 17 18
+2 3 16 19
+16 19 18 20
+17 18 21 22
+18 20 22 23
+3 11 19 24
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+97 99 100 101
+89 93 98 102
+93 94 102 103
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+102 103 104 105
+94 95 103 106
+99 104 101 107
+#
+BOUNDARYDOMAIN
+default 1
+#
+
+#
diff --git a/test/freeflow/navierstokes/donea/properties.hh b/test/freeflow/navierstokes/donea/properties.hh
index 5f9e89b2a996fac671e363f880904cfc4e1d115c..9247d3c52fe291dd155a654281f91653bce1b193 100644
--- a/test/freeflow/navierstokes/donea/properties.hh
+++ b/test/freeflow/navierstokes/donea/properties.hh
@@ -28,7 +28,11 @@
#define ENABLECACHING 0
#endif
+#if HAVE_DUNE_ALUGRID
+#include <dune/alugrid/grid.hh>
+#else
#include <dune/grid/yaspgrid.hh>
+#endif
#include <dumux/discretization/fcstaggered.hh>
#include <dumux/discretization/cctpfa.hh>
@@ -63,7 +67,11 @@ struct FluidSystem<TypeTag, TTag::DoneaTest>
template<class TypeTag>
struct Grid<TypeTag, TTag::DoneaTest>
+#if HAVE_DUNE_ALUGRID
+{ using type = Dune::ALUGrid<2, 2, Dune::cube, Dune::nonconforming>; };
+#else
{ using type = Dune::YaspGrid<2>; };
+#endif
template<class TypeTag>
struct EnableGridGeometryCache<TypeTag, TTag::DoneaTest> { static constexpr bool value = ENABLECACHING; };
diff --git a/test/references/test_ff_stokes_donea_donut-reference.vtu b/test/references/test_ff_stokes_donea_donut-reference.vtu
new file mode 100644
index 0000000000000000000000000000000000000000..ef7df03702382f4b6bd129f52b7974de3065e066
--- /dev/null
+++ b/test/references/test_ff_stokes_donea_donut-reference.vtu
@@ -0,0 +1,172 @@
+<?xml version="1.0"?>
+<VTKFile type="UnstructuredGrid" version="0.1" byte_order="LittleEndian">
+ <UnstructuredGrid>
+ <Piece NumberOfCells="84" NumberOfPoints="108">
+ <CellData Scalars="p" Vectors="velocity_liq (m/s)">
+ <DataArray type="Float32" Name="p" NumberOfComponents="1" format="ascii">
+ 0.1275 0.1875 0.2275 0.2475 0.185876 0.226068 0.246941 0.0475 0.0475 0.129124 0.128932 0.0475
+ 0.128059 0.1875 0.227043 0.187957 0.2275 0.247105 0.2475 0.187895 0.2275 0.2475 0.2275 0.248059
+ 0.228932 0.1875 0.189124 0.1275 0.247895 0.2475 0.227957 0.2275 0.2275 0.1875 0.125876 0.187043
+ 0.126068 0.0475 0.0475 0.187105 0.126941 0.0475 0.0475 0.126941 0.0475 0.126068 0.187105 0.2275
+ 0.187043 0.2275 0.2475 0.0475 0.125876 0.1275 0.1875 0.227957 0.189124 0.228932 0.247895 0.248059
+ 0.1875 0.2275 0.2475 0.2275 0.2475 0.2275 0.187895 0.128059 0.0475 0.187957 0.128932 0.0475
+ 0.247105 0.246941 0.227043 0.226068 0.2475 0.2275 0.1875 0.129124 0.185876 0.1275 0.0475 0.1875
+ </DataArray>
+ <DataArray type="Float32" Name="rho" NumberOfComponents="1" format="ascii">
+ 1 1 1 1 1 1 1 1 1 1 1 1
+ 1 1 1 1 1 1 1 1 1 1 1 1
+ 1 1 1 1 1 1 1 1 1 1 1 1
+ 1 1 1 1 1 1 1 1 1 1 1 1
+ 1 1 1 1 1 1 1 1 1 1 1 1
+ 1 1 1 1 1 1 1 1 1 1 1 1
+ 1 1 1 1 1 1 1 1 1 1 1 1
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